The data used to build plots comes from NOAA’s physical science lab. https://psl.noaa.gov/cgi-bin/db_search/DBListFiles.pl?did=132&tid=88124&vid=2423.
spatial range = 0.25 degree latitude x 0.25 degree longitude global grid (1440x720) temporaly range = 1982-2019.
Table of seasonal ranges 1:90 <- Winter 91:181 <- Spring 182:273 <- Summer 274:365 <- Fall
Seasonal mean value calculated for each 1/4 degree raster.
Ask Kim H
GLORYS ## Data analysis Analysis run using spatialwarnings.